Teresa

"Teresa" a.k.a. "The Uncertain Widow" is one of nine short stories written by Leslie Charteris and included in the twenty-eighth Saint book Saint Errant published in 1948.

Plot
In Mexico, Simon Templar helps a woman track down a notorious bandit.

Television adaptation
"Teresa" was adapted as an episode of The Saint TV series starring Roger Moore and was first broadcast during the show's second season on 10 October 1963.